Butler County, Missouri
Your guide to voting in Butler County, Missouri: registration, sample ballots, ID requirements and where to get local help. Home to about 41,800 people, Butler County ranks 28th in population among Missouri's 115 counties. In Missouri, elections are run by local election authorities: the county clerk in most counties, or a board of election commissioners in several cities and counties.
Next Election
August 8, 2028
Voter Portal
Register Online
What's On My Ballot?
ID Requirements
Absentee / Early Voting
Registration Deadline
Register by the fourth Wednesday before an election.
Why Voting Matters
In Butler County, the people who show up to vote decide who represents everyone. The next election for Butler County voters is Missouri's state primary on August 8, 2028; local elections can come sooner, so check your local election office. Many Butler County jobs are in health care and retail, so decisions about health care costs and local businesses hit close to home.
About 17,900 people voted for president in Butler County in 2024 (down about 2% from 18,100 in 2020). That equals roughly 55% of the county's estimated 32,700 adults, below the statewide rate of about 61%.
Put another way, about 14,900 adults in Butler County sat that election out. Not all of them can vote, but if even 5% of them did, that would be roughly 743 more ballots, often more than the margin in races for local councils, school boards, the legislature or Congress.
Butler County spans about 695 square miles of small towns and countryside, averaging roughly 60 people per square mile. The county is home to about 0.7% of Missouri's population.
ZIP codes in or partly in Butler County include 63901, 63902, 63932, 63937, 63940, 63945, 63954 and 63961, plus 3 more. Take two minutes to confirm your registration, preview your ballot with the links on this page, and decide when and how you will vote. Bring a neighbor along.
Voter Assistance Resources
Who runs elections in Butler County? In Missouri, elections are run by local election authorities: the county clerk in most counties, or a board of election commissioners in several cities and counties. For registration, polling places, early voting and absentee ballots, contact the Butler County local election authority (county clerk or board of election commissioners).
Statewide directory, Missouri Secretary of State elections division:
https://www.sos.mo.gov/elections/
See your sample ballot. Missouri Secretary of State elections division (voter lookup shows sample ballots):
https://www.sos.mo.gov/elections/
You can also preview a personalized ballot at Vote411.org.
To ask a question or report a problem at the polls, call or text Election Protection at 866-OUR-VOTE (866-687-8683), a free nonpartisan hotline. For help in Spanish call 888-VE-Y-VOTA (888-839-8682); for Asian languages call 888-API-VOTE (888-274-8683).
Voters with disabilities in Butler County can ask for an accessible voting machine, curbside voting where offered, and help from a person of their choice. If you run into barriers, contact Missouri Protection & Advocacy, Missouri's Protection and Advocacy agency, at (573) 893-3333. VoteRiders (844-338-8743) offers free help with voter ID.
Need a ride? Many local transit agencies and ride services offer free or discounted rides to the polls on Election Day, so check what is available before the next election. See our Missouri voter page for statewide options. Details can change, so confirm with the official election office.
Military and overseas voters can get help from the Federal Voting Assistance Program at 1-800-438-VOTE (8683) or fvap.gov.
Sign up to be an election worker
Election workers (often called poll workers) keep voting running smoothly in Butler County. Most are paid for their time, get free training, and help their neighbors cast their ballots. You can work a full day, a shorter shift, or help before Election Day. County and municipal election offices recruit and train their own workers, and the EAC's Help America Vote page links to yours. Find out how to sign up:
https://www.eac.gov/help-america-vote
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